Question

2. Make notes of the following passage: Books are the greatest treasure of mankind and the habit of reading them is the source of pleasure. He who is in the habit of reading books should buy books for himself. He should start collecting books in his youth. The books collected and arranged Properly in a room not only decorate the room but also make the presence of their authors felt. Books contain in them eternal truths and are better friends than those of flesh and blood as they not only entertain but also guide us.​

Answer 1

Answer:

Sclerenchyma tissue, when mature, is composed of dead cells that have heavily thickened walls containing lignin and a high cellulose content (60%–80%), and serves the function of providing structural support in plants. Sclerenchyma cells possess two types of cell walls: primary and secondary walls.